Refer to the exhibit. A n engineer is working with globalization and has these requirements,
-The ANI to be presented in the E.164 format to the phone on Cisco unified Communications manager
-Allow redialling from the call history without manually manipulating the digit string
Which three configuration steps in Cisco unified Communications manager are needed to meet this requirement? (Choose three).
A. set the prefix digits with 0 and calling number type subscriber
B. set the calling party transformation pattern with +4940.! And discard digits PreAt
C. set the calling party transformation pattern with +4940.! And discard digits PreDot
D. set the subscriber number prefix with +4940
E. set the prefix digits with 0 and calling number type national
F. set the national number prefix with +4940
